. Bulletin - United States National Museum. Science. THE GKAPSOID CKABS OF AMEEICA. 149 Quarantine Dock, Washington; in clams; sailors of Albatross; 7 males, 5 females (2 ovig.) (31G00). Port Orchard, Piiget Sound; from Schizothaerus nuttallii; O. B. Johnson; 1 male, 2 females (48J:29). Humboldt Bay South, California; in Tapes; June 1, 1911; W. F. Chompson; 1 male (Stanford Univ.). Near Fort Bragg, Bodega Bay, California; July, 1893; S. J. Holmes; 1 male cotype (20859). Middle part of San Francisco Bay, California; from clams; 12^-10 fathoms) ; Feb. G, 1912; station 5709, Str. Albatross; 1 imm


. Bulletin - United States National Museum. Science. THE GKAPSOID CKABS OF AMEEICA. 149 Quarantine Dock, Washington; in clams; sailors of Albatross; 7 males, 5 females (2 ovig.) (31G00). Port Orchard, Piiget Sound; from Schizothaerus nuttallii; O. B. Johnson; 1 male, 2 females (48J:29). Humboldt Bay South, California; in Tapes; June 1, 1911; W. F. Chompson; 1 male (Stanford Univ.). Near Fort Bragg, Bodega Bay, California; July, 1893; S. J. Holmes; 1 male cotype (20859). Middle part of San Francisco Bay, California; from clams; 12^-10 fathoms) ; Feb. G, 1912; station 5709, Str. Albatross; 1 imma- ture female (48130). Off Catalina Island, California; 50 fathoms; H. N. Lowe; 1 male, 1 female, paper shell, with very small eggs (29946). San Diego, California; H. Hemphill; 1 male (17501). PINNIXA new species. riate 32. Pinnixa tumida Streets, Bull. U. S. Nat. Mus., No. 7, 1S77, p. 115; not Pinnixa tumida Stimpsou, Pinnixa faba Rathbun, Hnrriman Alaska Exped., vol. 10, 1904, p. 188 (part: specimen from San Pedro). Type-localitj/.—Under pier at Venice, California; from cloaca of a sea cucumber; female holotype, Cat. No. 4558G, Diafjnosis.—Cari\i)iice convex, truncate at sides. Dactyli of legs nearly straight. Cheli- peds large; fingers widely gaping; thumb strap- shaped. Description of female.— Carapace hexagonal, very convex in both directions, sides truncate, antero-lat- eral margin a line of xery fine granules not con- tinued to hepatic region, \ i i\ V. ^ side walls vertical, sub- hepatic region prominent, surface coarsely punctate toward the sides, furrow Fio. Ol.—Pinmxa BAnxnAnxi, olter maxillipeu of , , . T , . • 11 FEMALE (31510), X li>l. behind gastric region shal- low, 3 deep pits on each side anteriorly, posterior margin very con- cave. Lobes of front prominent and arcuate, viewed from above. Orbits broadly oval, filled by the eyes. Antenna as long as width of front and one »p. S. Barnhai-t, formerly naturalist at


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